Cleanup: ImBuf, Clang-Tidy else-after-return fixes

This addresses warnings from Clang-Tidy's `readability-else-after-return`
rule in the `source/blender/imbuf` module.

No functional changes.

2 files changed, 31 insertions, 34 deletions

diff --git a/source/blender/imbuf/intern/cineon/logImageCore.c b/source/blender/imbuf/intern/cineon/logImageCore.c
index e9030496498..362a558b505 100644
--- a/source/blender/imbuf/intern/cineon/logImageCore.c
+++ b/source/blender/imbuf/intern/cineon/logImageCore.c
@@ -119,7 +119,7 @@ LogImageFile *logImageOpenFromFile(const char *filename, int cineon)
   if (logImageIsDpx(&magicNum)) {
     return dpxOpen((const unsigned char *)filename, 0, 0);
   }
-  else if (logImageIsCineon(&magicNum)) {
+  if (logImageIsCineon(&magicNum)) {
     return cineonOpen((const unsigned char *)filename, 0, 0);
   }
 
@@ -131,7 +131,7 @@ LogImageFile *logImageOpenFromMemory(const unsigned char *buffer, unsigned int s
   if (logImageIsDpx(buffer)) {
     return dpxOpen(buffer, 1, size);
   }
-  else if (logImageIsCineon(buffer)) {
+  if (logImageIsCineon(buffer)) {
     return cineonOpen(buffer, 1, size);
   }
 
@@ -154,18 +154,17 @@ LogImageFile *logImageCreate(const char *filename,
   if (cineon) {
     return cineonCreate(filename, width, height, bitsPerSample, creator);
   }
-  else {
-    return dpxCreate(filename,
-                     width,
-                     height,
-                     bitsPerSample,
-                     isLogarithmic,
-                     hasAlpha,
-                     referenceWhite,
-                     referenceBlack,
-                     gamma,
-                     creator);
-  }
+
+  return dpxCreate(filename,
+                   width,
+                   height,
+                   bitsPerSample,
+                   isLogarithmic,
+                   hasAlpha,
+                   referenceWhite,
+                   referenceBlack,
+                   gamma,
+                   creator);
 
   return NULL;
 }
@@ -1677,7 +1676,7 @@ static int convertLogElementToRGBA(
   if (rvalue == 1) {
     return 1;
   }
-  else if (dstIsLinearRGB) {
+  if (dstIsLinearRGB) {
     /* convert data from sRGB to Linear RGB via lut */
     float *lut = getSrgbToLinLut(logElement);
     src_ptr = dst;  // no error here
diff --git a/source/blender/imbuf/intern/cineon/logmemfile.c b/source/blender/imbuf/intern/cineon/logmemfile.c
index 91351d309de..aca84df91ca 100644
--- a/source/blender/imbuf/intern/cineon/logmemfile.c
+++ b/source/blender/imbuf/intern/cineon/logmemfile.c
@@ -64,10 +64,9 @@ int logimage_fwrite(void *buffer, size_t size, unsigned int count, LogImageFile
   if (logFile->file) {
     return fwrite(buffer, size, count, logFile->file);
   }
-  else { /* we're writing to memory */
-    /* do nothing as this isn't supported yet */
-    return count;
-  }
+  /* we're writing to memory */
+  /* do nothing as this isn't supported yet */
+  return count;
 }
 
 int logimage_fread(void *buffer, size_t size, unsigned int count, LogImageFile *logFile)
@@ -75,23 +74,22 @@ int logimage_fread(void *buffer, size_t size, unsigned int count, LogImageFile *
   if (logFile->file) {
     return fread(buffer, size, count, logFile->file);
   }
-  else { /* we're reading from memory */
-    unsigned char *buf = (unsigned char *)buffer;
-    uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
-    size_t total_size = size * count;
-    if (pos + total_size > logFile->memBufferSize) {
-      /* how many elements can we read without overflow ? */
-      count = (logFile->memBufferSize - pos) / size;
-      /* recompute the size */
-      total_size = size * count;
-    }
-
-    if (total_size != 0) {
-      memcpy(buf, logFile->memCursor, total_size);
-    }
+  /* we're reading from memory */
+  unsigned char *buf = (unsigned char *)buffer;
+  uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+  size_t total_size = size * count;
+  if (pos + total_size > logFile->memBufferSize) {
+    /* how many elements can we read without overflow ? */
+    count = (logFile->memBufferSize - pos) / size;
+    /* recompute the size */
+    total_size = size * count;
+  }
 
-    return count;
+  if (total_size != 0) {
+    memcpy(buf, logFile->memCursor, total_size);
   }
+
+  return count;
 }
 
 int logimage_read_uchar(unsigned char *x, LogImageFile *logFile)