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drivers/ramdisk: don't free memory for romdisk 

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
This commit is contained in:
dongjiuzhu1 2023-04-08 16:22:26 +08:00 committed by Xiang Xiao
parent 9a22741e32
commit 9fdf36c17e
1 changed files with 5 additions and 2 deletions
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7
drivers/misc/ramdisk.c
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@ -51,7 +51,7 @@
#define RDFLAG_USER (RDFLAG_WRENABLED | RDFLAG_FUNLINK)
#define RDFLAG_IS_WRENABLED(f) (((f) & RDFLAG_WRENABLED) != 0)
#define RDFLAG_IS_FUNLINK(f) (((f) & RDFLAG_WRENABLED) != 0)
#define RDFLAG_IS_FUNLINK(f) (((f) & RDFLAG_FUNLINK) != 0)
/* Flag set when the RAM disk block driver is unlink */
@ -143,7 +143,10 @@ static void rd_destroy(FAR struct rd_struct_s *dev)
{
/* Yes.. do it */
kmm_free(dev->rd_buffer);
if (dev->rd_flags & RDFLAG_USER)
{
kmm_free(dev->rd_buffer);
}
}
/* And free the block driver itself */